16"W X 10"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 11.875"H] d Applications – The vertical transition

Applications – The vertical transition duct 45-degree elbows are used for changing the vertical direction of the rectangular duct

+ Product Details Size – 32"w X 10"h is the size for the duct opening measurement only

Experience hassle-free installation and full adjustability for optimal airflow

+ Product Details Size - 20"w X 34"h is the size for the duct opening measurement only

providing efficient performance of up to 300m3/h

16"W X 10"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 11.875"H] d Applications – The vertical transition+ Product Details Size 16"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 875" width X 11. 875" height. High Quality High quality aluminum with counter sunk screw holes (screws included) and no sharp edges. Design Unrestricted airflow For Your HVAC system noise free components no vibrating louvers etc. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was